JBL PRX815XLFW

An Active Subwoofer from the PRX Series: JBL DNA Serving Mobile Power

The JBL PRX815XLFW embodies the spirit of the PRX range: offering a professional, powerful, and portable solution suited to the demands of live performance and events. This powered subwoofer focuses on efficiency (high output level in a compact format) and modern system control, with DSP functions accessible remotely. The result: an active subwoofer that naturally integrates under satellite speakers but also strengthens a larger system when multiple subs are used.

Who Benefits from the PRX815XLFW and in What Applications Does It Make a Difference?

This subwoofer is ideal for DJs, bands, sound providers, bars/concerts, and mobile installations seeking clean sub-bass without complicating the setup. In a simple configuration, it immediately adds weight to the low end for electronic music, pop/rock, or spoken word requiring more comfort. In a satellite/subwoofer system, it helps distribute frequencies (allowing the tops to operate more smoothly) and improves overall clarity, especially as volume increases.

DSP Control, System Integration, and Design: A Subwoofer Built for the Field

PRX Connect: Precise Settings Even Without Being Behind the Subwoofer

Built-in Wi-Fi allows control of the PRX815XLFW via PRX Connect (iOS and Android). On site, this simplifies tuning: level adjustment, targeted corrections with the 8-band parametric EQ, and delay up to 50 ms to properly align the sub with the main speakers depending on the setup and stage depth. This is a real time saver when quickly optimizing a system in an unfamiliar venue.

Usable Power Reserve, Protected by Dynamic Processing

With its 1500 W Class D amplification, the PRX815XLFW is designed to deliver firm and energetic bass. The dbx Type IV limiter helps preserve signal cleanliness and prevents clipping when levels become demanding, resulting in more controlled bass and less fatiguing listening at high volume.

JBL Differential Drive Transducer and Neodymium Speaker: Efficiency and Compactness

The subwoofer features a JBL speaker and a design focused on efficiency, with JBL Differential Drive technology aimed at increasing sound pressure level while maintaining a compact design. The use of neodymium components supports this efficiency logic, particularly appreciated in mobile performance where power must remain easy to transport and deploy.

System-Oriented Connectivity: Easy Looping and Stage Compatibility

The PRX815XLFW adopts a "ready to integrate" approach with combo XLR/6.35mm Jack inputs and an XLR output for looping (loop-through/cascading). This facilitates creating a clean and scalable system: a single sub under a pair of satellites, multiple subs lined up, or expanding an existing setup without complex rewiring.

Reliability and Durability: Intelligent Ventilation and Touring Finish

For reliability, JBL integrates a variable-speed fan that only activates when necessary, reducing noise and optimizing cooling under real conditions. The wood enclosure, shock-resistant DuraFlex finish, and protective grille enhance the equipment's longevity, whether in temporary installations or intensive road use. Finally, the universal power supply simplifies electrical management during gigs.

Technical specifications

Bluetooth

No

Type	15", powered bass-reflex subwoofer	Amplifier power	1500 W Class D
Speaker	1 x JBL 2275H - 305 mm (15")	Input connectors	2 x combo XLR/6.35 mm Jack - XLR loop output
Frequency response	40 Hz - 91 Hz (+/- 3 dB) / 36 Hz - 113 Hz (-10 dB)	Finish	DuraFlex
Crossover frequencies	80 Hz (DSP) / 120 Hz (cascade)	Dimensions (HxWxD)	548 x 446 x 572 mm
Maximum SPL @ 1 m	131 dB peak	Weight	25.4 kg